SEGMENT INFORMATION - Schedule of Financial Information by Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2023	Sep. 30, 2022	Sep. 29, 2023	Sep. 30, 2022
Segment Reporting Information [Line Items]
Revenue	$ 127,203	$ 155,738	$ 440,815	$ 460,623
Operating income (loss)	(8,603)	11,424	12,539	29,042
Operating Segments
Segment Reporting Information [Line Items]
Revenue	127,203	155,738	440,815	460,623
Operating income (loss)	78	18,210	36,921	50,890
Operating Segments | Video
Segment Reporting Information [Line Items]
Revenue	51,397	63,824	167,562	205,881
Operating income (loss)	(6,050)	2,907	(7,386)	17,317
Operating Segments | Broadband
Segment Reporting Information [Line Items]
Revenue	75,806	91,914	273,253	254,742
Operating income (loss)	$ 6,128	$ 15,303	$ 44,307	$ 33,573